{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949692,-0.313186,0.000000,0.000000,0.174814,-0.530099,0.829720,0.000000,-0.259311,0.786323,0.560762,0.000000,-1655664.027039,5020562.564593,3556419.239431,1],    "boundingVolume": {    "region": [1.889261,0.595173,1.889423,0.595439,0.000000,8.584855]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1356016.b3dm"}}}